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Hair Disorders
Hair Disorders and Diseases (Cosmo)
Term | Definition |
---|---|
Canities | Gray hair |
Ringed Hair | Variety of Canities characterized by by alternating bands of gray and pigmented hair throughout the length of the hair strand |
Hypertrichosis | Abnormal growth of hair |
Trichoptilosis | Split ends |
Trichorrhexis Nadosa | Knotted hair |
Monilethrix | Beaded hair |
Fragilitas Crinium | Brittle hair |
Pityriasis | Dandruff |
Pityriasis Capitis Simplex | Classis dandruff characterized by scalp irritation, large flakes, and an itchy scalp |
Pityriasis Steatoides | Severe case of dandruff characterized by an accumulation of greasy or waxy scalp scales mixed with sebum that stick to the scalp in crusts |
Tinea | Ringworm of the scalp |
Tinea Capitis | Fungal infection characterized by red papules or spots at the opening of hair follicles |
Tinea Favosa | Characterized by dry, sulfur-yellow, cup like crusts on the scalp called scutula which have a distinctive odor. |
Scabies | Highly contagious skin disease caused by a parasite called a mite that burrows under the skin |
Pediculosis Capitis | Infestation of the hair and scalp with head lice |
Furuncle | Boil that is acute localized bacterial infection of the hair follicle that produces constant pain |
Carbuncle | Inflammation of the subcutaneous tissue caused by staphylococci (similar to a furuncle but is larger) |
Alopecia | Abnormal hair loss |
Androgenic Alopecia | Hair loss due to age, genetics, and hormonal changes |
Alopecia Areata | Sudden falling out of hair in round patches or baldness in spots |
Postpartum Alopecia | Temporary hair loss experienced at the conclusion of a pregnancy |